Question: Who is the leader of the Muslim Brotherhood?
Paraphrase: Who is the pioneer of the Muslim Brotherhood?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P102 wd:Q133207 . ?sbj wdt:P31 wd:Q5 } 
Answer: Ali Sadreddine Al-Bayanouni, Hassan al-Banna, Abdullah Yusuf Azzam, Abdel Moneim Aboul Fotouh, Saad El-Katatni, Mohamed Beltagy, Muhammad Hamid Abu al-Nasr, Ibrahim Munir, Mahmoud Ezzat, Radi al-Salaymeh